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    <title>第一个网页</title>
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    <a href="http://www.baidu.com">百度</a>
    <a href="./index2.html">第二个网页</a>
    <b>百度云</b>
    <strong>百度是搜索引擎</strong>
    <br>
    <b>This dgsdfgfdbds<wbr>is afdsgdfsasdf<wbr>adgfddbdfadfg apple.</b>
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